Default [help]Stuck on bootanimation

i used custom boot animation ..from the thread below and my phone does not go beyond boot animation..it stays there for long long time..animating...

http://forum.xda-developers.com/show....php?t=2566269

plzzz help me...
i dont want flash the stock firmware again plzzz
...help

someone plzz give flashable stock bootanimation..to revert back